CVE-2022-33896 Information

Description

A buffer underflow vulnerability exists in the way Hword of Hancom Office 2020 version 11.0.0.5357 parses XML-based office files. A specially-crafted malformed file can cause memory corruption by using memory before buffer start which can lead to code execution. A victim would need to access a malicious file to trigger this vulnerability.

Reference

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1574